The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...

You can buy all kinds of conventional clocks that have hands and numbers for easy reading. Or, like [Fabio Ricci], you could build yourself something a little more esoteric, like this neat shadow ...

It's a simple desk clock and now playing display, but I love it.

Abstract: Fire accidents occur due to natural causes like forest fires, human mistakes, and poor fire safety in places such as malls, industries, and public transport. Because of these fire accidents, ...